Poly (lactic acid) fiber is corn, wheat, sugar beet and other starch-containing agricultural products as raw materials, after fermentation to produce lactic acid, and then made by condensation and melt spinning. It can be decomposed into carbon dioxi...

Kraft paper bags are non-toxic, tasteless, pollution-free, in line with national environmental protection standards, with high strength, high environmental protection, is one of the most popular environmental protection packaging materials in the wor...

Paper box is a three-dimensional shape, it is composed of a number of surface movement, accumulation, folding, surrounded by the multifaceted form. The face in the three-dimensional structure plays the role of dividing the space in the space. The fac...